2023-01-18 19:08:56 (M4.3) Tonga -17.5 -174.6 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.3 Earthquake - Tonga

Preliminary Report

Magnitude	4.3
Date-Time	18 Jan 2023 19:08:57 UTC 19 Jan 2023 08:08:57 near epicenter 18 Jan 2023 11:08:57 standard time in your timezone
Location	17.503S 174.608W
Depth	229 km
Distances	143.1 km (88.7 mi) NNW of Neiafu, Tonga 407.3 km (252.5 mi) N of Nuku�alofa, Tonga 507.6 km (314.7 mi) SW of Apia, Samoa 544.2 km (337.4 mi) SW of T?funa, American Samoa 549.8 km (340.9 mi) SW of Pago Pago, American Samoa
Location Uncertainty	Horizontal: 11.2 km; Vertical 7.0 km
Parameters	Nph = 27; Dmin = 142.0 km; Rmss = 0.58 seconds; Gp = 64° Version =
Event ID	us 7000j5ba

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey


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